Merge pull request #3227 from armink/fix_drivers

[bsp/stm32] Add DMAMUX support for stm32l4+.
This commit is contained in:
Bernard Xiong 2019-12-01 21:54:45 +08:00 committed by GitHub
commit 0dc7da688f
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2 changed files with 76 additions and 1 deletions

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@ -7,6 +7,7 @@
* Date Author Notes
* 2019-01-05 zylx first version
* 2019-01-08 SummerGift clean up the code
* 2019-12-01 armink add DMAMUX support
*/
#ifndef __DMA_CONFIG_H__
@ -25,7 +26,11 @@ extern "C" {
#define SPI1_DMA_RX_IRQHandler DMA1_Channel2_IRQHandler
#define SPI1_RX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define SPI1_RX_DMA_INSTANCE DMA1_Channel2
#if defined(DMAMUX1) /* for L4+ */
#define SPI1_RX_DMA_REQUEST DMA_REQUEST_SPI1_RX
#else /* for L4 */
#define SPI1_RX_DMA_REQUEST DMA_REQUEST_1
#endif /* DMAMUX1 */
#define SPI1_RX_DMA_IRQ DMA1_Channel2_IRQn
#endif
@ -34,13 +39,21 @@ extern "C" {
#define SPI1_DMA_TX_IRQHandler DMA1_Channel3_IRQHandler
#define SPI1_TX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define SPI1_TX_DMA_INSTANCE DMA1_Channel3
#if defined(DMAMUX1) /* for L4+ */
#define SPI1_TX_DMA_REQUEST DMA_REQUEST_SPI1_TX
#else /* for L4 */
#define SPI1_TX_DMA_REQUEST DMA_REQUEST_1
#endif /* DMAMUX1 */
#define SPI1_TX_DMA_IRQ DMA1_Channel3_IRQn
#elif defined(BSP_UART3_RX_USING_DMA) && !defined(UART3_RX_DMA_INSTANCE)
#define UART3_DMA_RX_IRQHandler DMA1_Channel3_IRQHandler
#define UART3_RX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define UART3_RX_DMA_INSTANCE DMA1_Channel3
#if defined(DMAMUX1) /* for L4+ */
#define UART3_RX_DMA_REQUEST DMA_REQUEST_USART3_RX
#else /* for L4 */
#define UART3_RX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART3_RX_DMA_IRQ DMA1_Channel3_IRQn
#endif
@ -49,13 +62,21 @@ extern "C" {
#define UART1_DMA_TX_IRQHandler DMA1_Channel4_IRQHandler
#define UART1_TX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define UART1_TX_DMA_INSTANCE DMA1_Channel4
#if defined(DMAMUX1) /* for L4+ */
#define UART1_TX_DMA_REQUEST DMA_REQUEST_USART1_TX
#else /* for L4 */
#define UART1_TX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART1_TX_DMA_IRQ DMA1_Channel4_IRQn
#elif defined(BSP_SPI2_RX_USING_DMA) && !defined(SPI2_RX_DMA_INSTANCE)
#define SPI2_DMA_RX_IRQHandler DMA1_Channel4_IRQHandler
#define SPI2_RX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define SPI2_RX_DMA_INSTANCE DMA1_Channel4
#if defined(DMAMUX1) /* for L4+ */
#define SPI2_RX_DMA_REQUEST DMA_REQUEST_SPI2_RX
#else /* for L4 */
#define SPI2_RX_DMA_REQUEST DMA_REQUEST_1
#endif /* DMAMUX1 */
#define SPI2_RX_DMA_IRQ DMA1_Channel4_IRQn
#endif
@ -64,19 +85,31 @@ extern "C" {
#define UART1_DMA_RX_IRQHandler DMA1_Channel5_IRQHandler
#define UART1_RX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define UART1_RX_DMA_INSTANCE DMA1_Channel5
#if defined(DMAMUX1) /* for L4+ */
#define UART1_RX_DMA_REQUEST DMA_REQUEST_USART1_RX
#else /* for L4 */
#define UART1_RX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART1_RX_DMA_IRQ DMA1_Channel5_IRQn
#elif defined(BSP_QSPI_USING_DMA) && !defined(QSPI_DMA_INSTANCE)
#define QSPI_DMA_IRQHandler DMA1_Channel5_IRQHandler
#define QSPI_DMA_RCC RCC_AHB1ENR_DMA1EN
#define QSPI_DMA_INSTANCE DMA1_Channel5
#if defined(DMAMUX1) /* for L4+ */
#define QSPI_DMA_REQUEST DMA_REQUEST_OCTOSPI1
#else /* for L4 */
#define QSPI_DMA_REQUEST DMA_REQUEST_5
#endif /* DMAMUX1 */
#define QSPI_DMA_IRQ DMA1_Channel5_IRQn
#elif defined(BSP_SPI2_TX_USING_DMA) && !defined(SPI2_TX_DMA_INSTANCE)
#define SPI2_DMA_TX_IRQHandler DMA1_Channel5_IRQHandler
#define SPI2_TX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define SPI2_TX_DMA_INSTANCE DMA1_Channel5
#if defined(DMAMUX1) /* for L4+ */
#define SPI2_TX_DMA_REQUEST DMA_REQUEST_SPI2_TX
#else /* for L4 */
#define SPI2_TX_DMA_REQUEST DMA_REQUEST_1
#endif /* DMAMUX1 */
#define SPI2_TX_DMA_IRQ DMA1_Channel5_IRQn
#endif
@ -85,7 +118,11 @@ extern "C" {
#define UART2_DMA_RX_IRQHandler DMA1_Channel6_IRQHandler
#define UART2_RX_DMA_RCC RCC_AHB1ENR_DMA1EN
#define UART2_RX_DMA_INSTANCE DMA1_Channel6
#if defined(DMAMUX1) /* for L4+ */
#define UART2_RX_DMA_REQUEST DMA_REQUEST_USART2_RX
#else /* for L4 */
#define UART2_RX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART2_RX_DMA_IRQ DMA1_Channel6_IRQn
#endif
@ -96,7 +133,11 @@ extern "C" {
#define UART5_DMA_TX_IRQHandler DMA2_Channel1_IRQHandler
#define UART5_TX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define UART5_TX_DMA_INSTANCE DMA2_Channel1
#if defined(DMAMUX1) /* for L4+ */
#define UART5_TX_DMA_REQUEST DMA_REQUEST_UART5_TX
#else /* for L4 */
#define UART5_TX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART5_TX_DMA_IRQ DMA2_Channel1_IRQn
#endif
@ -105,7 +146,11 @@ extern "C" {
#define UART5_DMA_RX_IRQHandler DMA2_Channel2_IRQHandler
#define UART5_RX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define UART5_RX_DMA_INSTANCE DMA2_Channel2
#if defined(DMAMUX1) /* for L4+ */
#define UART5_RX_DMA_REQUEST DMA_REQUEST_UART5_RX
#else /* for L4 */
#define UART5_RX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART5_RX_DMA_IRQ DMA2_Channel2_IRQn
#endif
@ -114,7 +159,11 @@ extern "C" {
#define SPI1_DMA_RX_IRQHandler DMA2_Channel3_IRQHandler
#define SPI1_RX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define SPI1_RX_DMA_INSTANCE DMA2_Channel3
#if defined(DMAMUX1) /* for L4+ */
#define SPI1_RX_DMA_REQUEST DMA_REQUEST_SPI1_RX
#else /* for L4 */
#define SPI1_RX_DMA_REQUEST DMA_REQUEST_4
#endif /* DMAMUX1 */
#define SPI1_RX_DMA_IRQ DMA2_Channel3_IRQn
#endif
@ -123,7 +172,11 @@ extern "C" {
#define SPI1_DMA_TX_IRQHandler DMA2_Channel4_IRQHandler
#define SPI1_TX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define SPI1_TX_DMA_INSTANCE DMA2_Channel4
#if defined(DMAMUX1) /* for L4+ */
#define SPI1_TX_DMA_REQUEST DMA_REQUEST_SPI1_TX
#else /* for L4 */
#define SPI1_TX_DMA_REQUEST DMA_REQUEST_4
#endif /* DMAMUX1 */
#define SPI1_TX_DMA_IRQ DMA2_Channel4_IRQn
#endif
@ -134,7 +187,11 @@ extern "C" {
#define UART1_DMA_TX_IRQHandler DMA2_Channel6_IRQHandler
#define UART1_TX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define UART1_TX_DMA_INSTANCE DMA2_Channel6
#if defined(DMAMUX1) /* for L4+ */
#define UART1_TX_DMA_REQUEST DMA_REQUEST_USART1_TX
#else /* for L4 */
#define UART1_TX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART1_TX_DMA_IRQ DMA2_Channel6_IRQn
#endif
@ -143,19 +200,31 @@ extern "C" {
#define UART1_DMA_RX_IRQHandler DMA2_Channel7_IRQHandler
#define UART1_RX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define UART1_RX_DMA_INSTANCE DMA2_Channel7
#if defined(DMAMUX1) /* for L4+ */
#define UART1_RX_DMA_REQUEST DMA_REQUEST_USART1_RX
#else /* for L4 */
#define UART1_RX_DMA_REQUEST DMA_REQUEST_2
#endif /* DMAMUX1 */
#define UART1_RX_DMA_IRQ DMA2_Channel7_IRQn
#elif defined(BSP_QSPI_USING_DMA) && !defined(QSPI_DMA_INSTANCE)
#define QSPI_DMA_IRQHandler DMA2_Channel7_IRQHandler
#define QSPI_DMA_RCC RCC_AHB1ENR_DMA2EN
#define QSPI_DMA_INSTANCE DMA2_Channel7
#if defined(DMAMUX1) /* for L4+ */
#define QSPI_DMA_REQUEST DMA_REQUEST_OCTOSPI1
#else /* for L4 */
#define QSPI_DMA_REQUEST DMA_REQUEST_3
#endif /* DMAMUX1 */
#define QSPI_DMA_IRQ DMA2_Channel7_IRQn
#elif defined(BSP_LPUART1_RX_USING_DMA) && !defined(LPUART1_RX_DMA_INSTANCE)
#define LPUART1_DMA_RX_IRQHandler DMA2_Channel7_IRQHandler
#define LPUART1_RX_DMA_RCC RCC_AHB1ENR_DMA2EN
#define LPUART1_RX_DMA_INSTANCE DMA2_Channel7
#if defined(DMAMUX1) /* for L4+ */
#define LPUART1_RX_DMA_REQUEST DMA_REQUEST_LPUART1_RX
#else /* for L4 */
#define LPUART1_RX_DMA_REQUEST DMA_REQUEST_4
#endif /* DMAMUX1 */
#define LPUART1_RX_DMA_IRQ DMA2_Channel7_IRQn
#endif

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@ -22,7 +22,7 @@
!defined(BSP_USING_UART4) && !defined(BSP_USING_UART5) && !defined(BSP_USING_UART6) && \
!defined(BSP_USING_UART7) && !defined(BSP_USING_UART8) && !defined(BSP_USING_LPUART1)
#error "Please define at least one BSP_USING_UARTx"
/* this driver can be disabled at menuconfig → RT-Thread Components → Device Drivers */
/* this driver can be disabled at menuconfig -> RT-Thread Components -> Device Drivers */
#endif
#ifdef RT_SERIAL_USING_DMA
@ -749,6 +749,12 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
/* enable DMA clock && Delay after an RCC peripheral clock enabling*/
SET_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
tmpreg = READ_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
#if (defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G4)) && defined(DMAMUX1)
/* enable DMAMUX clock for L4+ and G4 */
__HAL_RCC_DMAMUX1_CLK_ENABLE();
#endif
#endif
UNUSED(tmpreg); /* To avoid compiler warnings */
}